All About Crayfish Facts

Finding crayfish facts and information may not be at the top of your list of important things to get done, but the crayfish is an interesting species, as well as a delicious food.

The meat that is eaten from the crayfish is the meat of the stomach and claws.

Below Are Some More Interesting Crayfish Facts:

The crayfish is a delicacy in several parts of Europe. The largest harvester of crayfish is Norway, but the country that consumes the most is France.

The crayfish is a crustacean species, and like many of its type, they can move their eyes without actually having to move their body.

Crayfish will usually molt in late June, shedding their outer shell; additionally, they will eat the shell so that they will recover the calcium from it.

Like many crustaceans, the crayfish will eat plants, but along with this, their diet consists of:

Small Fish

When walking, crayfish do move in a forward motion, but when swimming they move in a backward motion, which is the method they use when it is necessary to move rapidly.

When living in the wild, an adult crayfish will reach maturity in about 4 years, and they can live anywhere from 20 to 30 years.

When breading, the male crayfish will often find it necessary to fight in order to breed with a female. During these breeding fights, the male can easily lose a claw or a leg. Although this may be a major problem for other species, with the crayfish it’s not that big of a deal as it will grow back.

Crayfish are susceptible to certain diseases such as plague or crayfish pest, plus these crustaceans are the prey of eels, and birds, as well as humans.

Facts About The Red Swamp Crayfish

Originally from the Southeastern United States, the Red Swamp Crayfish was introduced to Europe in 1974. The problem with this came when it was discovered that the Red Swamp Crayfish carried a water mold called Aphanomyces, and though the American Crayfish are immune to the mold, European species are not and it will kill them quickly. Entire populations of European species have been eliminated due to this water mold.

The Red Swamp Crayfish will eat all types of things, including fish eggs and hatchlings, which can pose a problem. In addition to this, these crayfish tend to dig into the banks deeper than the native European crayfish and this causes erosion, also the Red Swamp Crayfish tends to have a muddy taste to it, which consumers in Europe don’t like.

This type of crayfish has also caused problems in Africa, where after it was introduced into the crayfish population there was a drastic decline in the fish population. This is especially a problem because most people in Africa do not eat crayfish so they are losing a valuable food resource to a species that is not considered to be a food resource.

More Crayfish Facts

You can often determine if a body of water is contaminated or not, by its crayfish population. If there are crayfish in the water, it will not likely be contaminated, as crayfish will help purify the water by feeding on algae and bacteria.

The crayfish is a very popular food in New Orleans, with the people their making it one of the most sought after delicacies of the area. Many of the local Cajun and Creole dishes contain Crayfish and are actually very delicious.